大学设计模式课程实用代码大全代码.doc

淘宝店530213测试类Testpublic class Test public static void main(String args) Lift lift=new Lift();new User(lift).gotoFloor();lift.operate();电梯类Liftimport java.util.*;public class Liftboolean doorState=true;/true开，false 关int currentFloor=1; ArrayList holdList=new ArrayList();LiftState state;public Lift()state=new Hold(this);public void setDoorState(boolean doorstate)this.doorState=doorstate;public void setState(LiftState state)this.state=state;public LiftState getState() return this.state;public void openDoor()setDoorState(true);System.out.println (电梯门已开，请抓紧进出！);public void closeDoor()setDoorState(false);System.out.println (电梯门已关，即将运行！);public void move(int from, int to) if(fromto) System.out.println(电梯现在+from+楼，即将+this.state.stateName+到+to+楼); for(int i=from+1;ito) System.out.println(电梯现在+from+楼，即将+this.state.stateName+到+to+楼); for(int i=from-1;ito;i-) System.out.println(已到达+i+楼，不停); this.currentFloor=i-1; try Thread.sleep(1000); catch (InterruptedException e) / TODO Auto-generated catch block e.printStackTrace(); public int getNextFloor()return (Integer)(holdList.iterator().next();public void operate()this.state.operate();状态类LiftStateabstract class LiftStateprotected Lift lift;String stateName;public LiftState(LiftState oldstate)this.lift=oldstate.lift;public LiftState()public void openDoor()lift.setDoorState(true);System.out.println (电梯门已开，请抓紧进出！);public void closeDoor()lift.setDoorState(false);System.out.println (电梯门已关，即将运行！);public abstract void operate();使用者类Userimport java.io.*;import java.util.Scanner;public class User Lift lift;public User(Lift lift)this.lift=lift;public void gotoFloor()Scanner sc = new Scanner(System.in);/获取键盘输入 int nextFloor=sc.nextInt();lift.holdList.add(nextFloor);System.out.println(有人要去+nextFloor+楼);就绪类Holdimport java.util.Currency;public class Hold extends LiftStatepublic Hold(Lift lift)this.lift=lift;this.stateName=就绪;public Hold(LiftState state) super(state); this.stateName=就绪;Overridepublic void operate() openDoor();/ TODO Auto-generated method stubtry Thread.currentThread().sleep(2000); catch (InterruptedException e) / TODO Auto-generated catch blocke.printStackTrace();closeDoor();int nextFloor=this.lift.getNextFloor();System.out.println(next:+nextFloor+-curent:+this.lift.currentFloor);if(nextFloorthis.lift.currentFloor)this.lift.setState(new RunUp(this);this.lift.operate();else if(nextFloorthis.lift.currentFloor) this.lift.setState(new RunDown(this); this.lift.operate();下降类class RunDown extends LiftStatepublic RunDown(LiftState state)super(state);this.stateName=上升;public void openDoor()lift.setDoorState(false);System.out.println (上升状态下严禁开门！);public void closeDoor()lift.setDoorState(false);System.out.println (上升状态下严禁开门！);Overridepublic void operate() / TODO Auto-generated method stubint nextFloor=(Integer)this.lift.holdList.iterator().next();this.lift.move(this.lift.currentFloor, nextFloor);this.lift.setState(new Hold(this);System.out.println(电梯现在已经到达+nextFloor+楼);this.lift.operate();上升类class RunUp extends LiftStatepublic RunUp(LiftState state)super(state);this.stateName=上升;public void openDoor()lift.setDoorState(false);System.out.println (上升状态下严禁开门！);public void closeDoor()lift.setDoorState(false);System.out.println (上升状态下严禁开门！);Overridepublic void operate() / TODO Auto-generated method stubint nextFloor=(Integer)this.lift.holdList.iterator().next();/System.out.println (下一个：+nextFloor);this.lift.move(this.lift.currentFloor, nextFloor);this.lift.setState(new Hold(this); System.out.println(this.lift.state.stateName);System.out.println(电梯现在已经到达+this.lift.currentFloor+楼);this.lift.holdList.remove(0);this.lift.operate();故障类class Broken extends LiftStatepublic Broken(LiftState state)super(state);this.stateName=故障;public void openDoor()lift.setDoorState(false);System.out.println (有故障！暂停使用！);public void closeDoor()lift.setDoorState(false);System.out.println (超重！);public void repair()this.lift.setState(new Hold(this);System.out.println (故障已排除！电梯准备就绪);Overridepublic void operate() / TODO Auto-generated method stubSystem.out.println (有故障！暂停使用！);/测试类public class Test public static void main(String args) Car car=new Car();Walker walker=new Walker();WalkLight wlight=new WalkLight();RoadLight rLight=new RoadLight();wlight.addObserver(walker);rLight.addObserver(car);rLight.addObserver(wlight);rLight.changeColor();交通灯类import java.util.*;public abstract class TrafficLight boolean currentColor=true; /true 绿色，false红色String lighttype; ArrayList observerList=new ArrayList(); public void addObserver(TrafficObserver observer) if(!observerList.contains(observer) observerList.add(observer); public abstract void changeColor();public void hold(long time)try Thread.currentThread().sleep(time); catch (InterruptedException e) / TODO Auto-generated catch blocke.printStackTrace();public void yellowHold(long time)System.out.println (lighttype+(currentColor?绿:红)+灯结束！马上变黄.);/this.road.paintLightColor(road.getGraphics(),Color.YELLOW,lighttype);System.out.println (lighttype+现在是黄灯！ 2秒后变+(currentColor?红:绿)+.);hold(time);/等2秒 public void lightTime(long time)System.out.println (lighttype+现在是+(currentColor?绿:红)+灯！15秒后结束.);for(int i=15;i0;i-)/倒计时15秒System.out.println (lighttype+(currentColor?绿:红)+灯剩余+i+秒);hold(1000);public void notice() new Thread()public void run()for(TrafficObserver obs:observerList)obs.response(currentColor);/Thread.currentThread().yield(); .start();交通灯观察者类public interface TrafficObserver public void response(boolean color);道路灯public class RoadLight extends TrafficLightpublic RoadLight()lighttype=机动车道;public void changeColor() / TODO Auto-generated method stubyellowHold(2000);currentColor=!currentColor;notice();lightTime(20000);人行道灯public class WalkLight extends TrafficLight implements TrafficObserver public WalkLight()lighttype= 人行道;Overridepublic void changeColor() / TODO Aut